1 files changed, 265 insertions, 0 deletions
diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/components/impl/CsarValidationUtils.java b/catalog-be/src/main/java/org/openecomp/sdc/be/components/impl/CsarValidationUtils.java
new file mode 100644
index 0000000000..badb257a80
--- /dev/null
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/components/impl/CsarValidationUtils.java
@@ -0,0 +1,265 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.components.impl;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.util.Map;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.apache.commons.lang3.tuple.ImmutablePair;
+import org.openecomp.sdc.be.config.BeEcompErrorManager;
+import org.openecomp.sdc.be.config.BeEcompErrorManager.ErrorSeverity;
+import org.openecomp.sdc.be.dao.api.ActionStatus;
+import org.openecomp.sdc.be.impl.ComponentsUtils;
+import org.openecomp.sdc.common.util.GeneralUtility;
+import org.openecomp.sdc.exception.ResponseFormat;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import fj.data.Either;
+
+public class CsarValidationUtils {
+
+	private static Logger log = LoggerFactory.getLogger(CsarValidationUtils.class.getName());
+
+	private static final String TOSCA_META_FILE_VERSION = "TOSCA-Meta-File-Version";
+
+	private static final String CSAR_VERSION = "CSAR-Version";
+
+	private static final String CREATED_BY = "Created-By";
+
+	private static final String NEW_LINE_DELM = "\n";
+
+	public final static String TOSCA_METADATA_FILE = "TOSCA-Metadata/TOSCA.meta";
+
+	public static final String TOSCA_META_ENTRY_DEFINITIONS = "Entry-Definitions";
+
+	public final static String[] TOSCA_METADATA_FIELDS = { TOSCA_META_FILE_VERSION, CSAR_VERSION, CREATED_BY, TOSCA_META_ENTRY_DEFINITIONS };
+
+	public final static String ARTIFACTS_METADATA_FILE = "HEAT.meta";
+
+	public final static String ARTIFACTS = "Artifacts/";
+
+	public static final String TOSCA_CSAR_EXTENSION = ".csar";
+
+	public static Either<Boolean, ResponseFormat> validateCsar(Map<String, byte[]> csar, String csarUUID, ComponentsUtils componentsUtils) {
+		Either<Boolean, ResponseFormat> validateStatus = validateIsTOSCAMetadataExist(csar, csarUUID, componentsUtils);
+		if (validateStatus.isRight()) {
+			return Either.right(validateStatus.right().value());
+		}
+		log.trace("TOSCA-Metadata/TOSCA.meta file found, CSAR id {}", csarUUID);
+		return validateTOSCAMetadataFile(csar, csarUUID, componentsUtils);
+
+	}
+
+	public static Either<ImmutablePair<String, String>, ResponseFormat> getToscaYaml(Map<String, byte[]> csar, String csarUUID, ComponentsUtils componentsUtils) {
+		Either<Boolean, ResponseFormat> validateStatus = validateIsTOSCAMetadataExist(csar, csarUUID, componentsUtils);
+		if (validateStatus.isRight()) {
+			return Either.right(validateStatus.right().value());
+		}
+		byte[] toscaMetaBytes = csar.get(TOSCA_METADATA_FILE);
+		Properties props = new Properties();
+		try {
+			props.load(new ByteArrayInputStream(toscaMetaBytes));
+		} catch (IOException e) {
+			log.debug("TOSCA-Metadata/TOSCA.meta file is not in expected key-value form in csar, csar ID {}", csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("TOSCA-Metadata/TOSCA.meta file not in expected key-value form in CSAR with id " + csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.CSAR_INVALID_FORMAT, csarUUID));
+		}
+
+		String yamlFileName = props.getProperty(TOSCA_META_ENTRY_DEFINITIONS);
+
+		if (!csar.containsKey(yamlFileName)) {
+			log.debug("Entry-Definitions entry not found in TOSCA-Metadata/TOSCA.meta file, csar ID {}", csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("Entry-Definitions entry not found in TOSCA-Metadata/TOSCA.meta file in CSAR with id " + csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.YAML_NOT_FOUND_IN_CSAR, csarUUID, yamlFileName));
+		}
+
+		log.trace("Found Entry-Definitions property in TOSCA-Metadata/TOSCA.meta, Entry-Definitions: {}, CSAR id: {}", yamlFileName, csarUUID);
+		byte[] yamlFileBytes = csar.get(yamlFileName);
+		if (yamlFileBytes == null) {
+			log.debug("Entry-Definitions {} file not found in csar, csar ID {}", yamlFileName, csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("Entry-Definitions " + yamlFileName + " file not found in CSAR with id " + csarUUID, "CSAR structure is invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.YAML_NOT_FOUND_IN_CSAR, csarUUID, yamlFileName));
+		}
+
+		String yamlFileContents = new String(yamlFileBytes);
+
+		return Either.left(new ImmutablePair<String, String>(yamlFileName, yamlFileContents));
+	}
+
+	public static Either<ImmutablePair<String, String>, ResponseFormat> getArtifactsMeta(Map<String, byte[]> csar, String csarUUID, ComponentsUtils componentsUtils) {
+
+		if (!csar.containsKey(ARTIFACTS + ARTIFACTS_METADATA_FILE)) {
+			log.debug("Entry-Definitions entry not found in TOSCA-Metadata/TOSCA.meta file, csar ID {}", csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("Entry-Definitions entry not found in TOSCA-Metadata/TOSCA.meta file in CSAR with id " + csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.YAML_NOT_FOUND_IN_CSAR, csarUUID, ARTIFACTS_METADATA_FILE));
+		}
+
+		log.trace("Found Entry-Definitions property in TOSCA-Metadata/TOSCA.meta, Entry-Definitions: {}, CSAR id: {}", ARTIFACTS_METADATA_FILE, csarUUID);
+		byte[] artifactsMetaBytes = csar.get(ARTIFACTS + ARTIFACTS_METADATA_FILE);
+		if (artifactsMetaBytes == null) {
+			log.debug("Entry-Definitions {} file not found in csar, csar ID {}", ARTIFACTS + ARTIFACTS_METADATA_FILE, csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("Entry-Definitions " + ARTIFACTS + ARTIFACTS_METADATA_FILE + " file not found in CSAR with id " + csarUUID, "CSAR structure is invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.YAML_NOT_FOUND_IN_CSAR, csarUUID, ARTIFACTS + ARTIFACTS_METADATA_FILE));
+		}
+
+		String artifactsFileContents = new String(artifactsMetaBytes);
+
+		return Either.left(new ImmutablePair<String, String>(ARTIFACTS + ARTIFACTS_METADATA_FILE, artifactsFileContents));
+	}
+
+	public static Either<ImmutablePair<String, byte[]>, ResponseFormat> getArtifactsContent(String csarUUID, Map<String, byte[]> csar, String artifactName, ComponentsUtils componentsUtils) {
+		if (!csar.containsKey(ARTIFACTS + artifactName)) {
+			log.debug("Entry-Definitions entry not found in Artifacts/HEAT.meta file, csar ID {}", csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("Entry-Definitions entry not found in TOSCA-Metadata/TOSCA.meta file in CSAR with id " + csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.ARTIFACT_NOT_FOUND_IN_CSAR, ARTIFACTS + artifactName, csarUUID));
+		}
+
+		log.trace("Found Entry-Definitions property in Artifacts/HEAT.meta, Entry-Definitions: {}, CSAR id: {}", ARTIFACTS + artifactName, csarUUID);
+		byte[] artifactFileBytes = csar.get(ARTIFACTS + artifactName);
+		if (artifactFileBytes == null) {
+			log.debug("Entry-Definitions {} file not found in csar, csar ID {}", ARTIFACTS + artifactName, csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("Entry-Definitions " + ARTIFACTS + artifactName + " file not found in CSAR with id " + csarUUID, "CSAR structure is invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.ARTIFACT_NOT_FOUND_IN_CSAR, ARTIFACTS + artifactName, csarUUID));
+		}
+
+		return Either.left(new ImmutablePair<String, byte[]>(artifactName, artifactFileBytes));
+	}
+
+	private static Either<Boolean, ResponseFormat> validateTOSCAMetadataFile(Map<String, byte[]> csar, String csarUUID, ComponentsUtils componentsUtils) {
+
+		byte[] toscaMetaBytes = csar.get(TOSCA_METADATA_FILE);
+		String toscaMetadata = new String(toscaMetaBytes);
+		String[] splited = toscaMetadata.split(NEW_LINE_DELM);
+		if (splited == null || splited.length < TOSCA_METADATA_FIELDS.length) {
+			log.debug("TOSCA-Metadata/TOSCA.meta file is not in expected key-value form in csar, csar ID {}", csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("TOSCA-Metadata/TOSCA.meta file not in expected key-value form in CSAR with id " + csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.CSAR_INVALID_FORMAT, csarUUID));
+		}
+		/*
+		 * if(splited.length == TOSCA_METADATA_FIELDS.length){ if(!toscaMetadata.endsWith(NEW_LINE_DELM)){ log. debug("TOSCA-Metadata/TOSCA.meta file is not in expected key-value form in csar, csar ID {}" , csarUUID);
+		 * BeEcompErrorManager.getInstance(). logInternalDataError("TOSCA-Metadata/TOSCA.meta file not in expected key-value form in CSAR with id " +csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR); return
+		 * Either.right(componentsUtils.getResponseFormat(ActionStatus. CSAR_INVALID_FORMAT, csarUUID)); } }
+		 */
+
+		Either<Boolean, ResponseFormat> block_0Status = validateBlock_0(csarUUID, splited, componentsUtils);
+		if (block_0Status.isRight()) {
+			return Either.right(block_0Status.right().value());
+		}
+
+		return Either.left(true);
+
+	}
+
+	private static Either<Boolean, ResponseFormat> validateBlock_0(String csarUUID, String[] splited, ComponentsUtils componentsUtils) {
+		int index = 0;
+		for (String toscaField : TOSCA_METADATA_FIELDS) {
+
+			Properties props = new Properties();
+
+			try {
+				props.load(new ByteArrayInputStream(splited[index].getBytes()));
+			} catch (IOException e) {
+				log.debug("TOSCA-Metadata/TOSCA.meta file is not in expected key-value form in csar, csar ID {}", csarUUID);
+				BeEcompErrorManager.getInstance().logInternalDataError("TOSCA-Metadata/TOSCA.meta file not in expected key-value form in CSAR with id " + csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR);
+				return Either.right(componentsUtils.getResponseFormat(ActionStatus.CSAR_INVALID_FORMAT, csarUUID));
+			}
+			if (!props.containsKey(toscaField)) {
+				log.debug("TOSCA.meta file format is invalid: No new line after block_0 as expected in csar, csar ID {}", csarUUID);
+				BeEcompErrorManager.getInstance().logInternalDataError("TOSCA-Metadata/TOSCA.meta file not in expected key-value form in CSAR with id " + csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR);
+				return Either.right(componentsUtils.getResponseFormat(ActionStatus.CSAR_INVALID_FORMAT, csarUUID));
+			}
+			String value = props.getProperty(toscaField);
+			if (value == null || value.isEmpty()) {
+				log.debug("TOSCA-Metadata/TOSCA.meta file is not in expected key-value form in csar, csar ID {}", csarUUID);
+				BeEcompErrorManager.getInstance().logInternalDataError("TOSCA-Metadata/TOSCA.meta file not in expected key-value form in CSAR with id " + csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR);
+				return Either.right(componentsUtils.getResponseFormat(ActionStatus.CSAR_INVALID_FORMAT, csarUUID));
+			}
+
+			// TOSCA-Meta-File-Version & CSAR-Version : digit.digit - format
+			// validation
+			if (toscaField.equals(TOSCA_META_FILE_VERSION) || toscaField.equals(CSAR_VERSION)) {
+				if (!validateTOSCAMetaProperty(value)) {
+					log.debug("TOSCA-Metadata/TOSCA.meta file contains {} in wrong format (digit.digit), csar ID {}", toscaField, csarUUID);
+					BeEcompErrorManager.getInstance().logInternalDataError("TOSCA-Metadata/TOSCA.meta file not in expected key-value form in CSAR with id " + csarUUID, "CSAR internals are invalid", ErrorSeverity.ERROR);
+					return Either.right(componentsUtils.getResponseFormat(ActionStatus.CSAR_INVALID_FORMAT, csarUUID));
+				}
+			}
+			index++;
+		}
+		return Either.left(true);
+	}
+
+	private static boolean validateTOSCAMetaProperty(String toscaProperty) {
+		final String FLOAT_STRING = "^\\d{1}[.]\\d{1}$";
+		final Pattern FLOAT_PATTERN = Pattern.compile(FLOAT_STRING);
+
+		Matcher floatMatcher = FLOAT_PATTERN.matcher(toscaProperty);
+		return floatMatcher.matches();
+	}
+
+	private static Either<Boolean, ResponseFormat> validateIsTOSCAMetadataExist(Map<String, byte[]> csar, String csarUUID, ComponentsUtils componentsUtils) {
+		if (csar == null || csar.isEmpty()) {
+			log.debug("Error when fetching csar with ID {}", csarUUID);
+			BeEcompErrorManager.getInstance().logBeDaoSystemError("Creating resource from CSAR: fetching CSAR with id " + csarUUID + " failed");
+			ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.CSAR_INVALID, csarUUID);
+			return Either.right(responseFormat);
+		}
+		if (!csar.containsKey(TOSCA_METADATA_FILE)) {
+			log.debug("TOSCA-Metadata/TOSCA.meta file not found in csar, csar ID {}", csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("TOSCA-Metadata/TOSCA.meta file not found in CSAR with id " + csarUUID, "CSAR structure is invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.CSAR_INVALID, csarUUID));
+		}
+		byte[] toscaMetaBytes = csar.get(TOSCA_METADATA_FILE);
+		// Tal && exchanged for ||
+		if (toscaMetaBytes == null || toscaMetaBytes.length == 0) {
+			log.debug("TOSCA-Metadata/TOSCA.meta file not found in csar, csar ID {}", csarUUID);
+			BeEcompErrorManager.getInstance().logInternalDataError("TOSCA-Metadata/TOSCA.meta file not found in CSAR with id " + csarUUID, "CSAR structure is invalid", ErrorSeverity.ERROR);
+			return Either.right(componentsUtils.getResponseFormat(ActionStatus.CSAR_INVALID, csarUUID));
+		}
+
+		return Either.left(Boolean.TRUE);
+	}
+
+	public static Either<String, ResponseFormat> getToscaYamlChecksum(Map<String, byte[]> csar, String csarUUID, ComponentsUtils componentsUtils) {
+
+		Either<ImmutablePair<String, String>, ResponseFormat> toscaYamlRes = getToscaYaml(csar, csarUUID, componentsUtils);
+		if (toscaYamlRes.isRight() || toscaYamlRes.left().value() == null || toscaYamlRes.left().value().getRight() == null) {
+			log.debug("Faild to create toscaYamlChecksum for csar, csar ID {}", csarUUID);
+			return Either.right(toscaYamlRes.right().value());
+		}
+
+		String newCheckSum = GeneralUtility.calculateMD5ByByteArray(toscaYamlRes.left().value().getRight().getBytes());
+		return Either.left(newCheckSum);
+
+	}
+
+	public static boolean isCsarPayloadName(String payloadName) {
+		if (payloadName == null)
+			return false;
+		return payloadName.toLowerCase().endsWith(TOSCA_CSAR_EXTENSION);
+	}
+
+}